Global: Remove selection text color, workaround a Chrome bug
Merge branch 'master' of https://github.com/StylishThemes/GitHub-Dark

* 'master' of https://github.com/StylishThemes/GitHub-Dark:
  version bump attempt #2
  version bump
Ace Editor: Tweak row highlight and selection
Global: Tweak text selection for Chrome once more
Markdown: Fix horizontal rule color
Markdown: Simpler styling rules, fix <tt> color
Global: Slightly darker text color
Markdown: Fix quotes, remove unnecessary styles
Discussions: Fix SHAs
Global: Make selected buttons more noticeable
Discussions: Fix referenced issue hover
Discussions: Lots of minor tweaks
Global: Merge #1b1b1b and #181818 background categories
Discussions: Tweaks to header colors, color own header
Frontpage: Unify icon and time color on events
:ribbon: gutter fix for #160.
Branches: Fix PR button on 'Recently pushed branches'
Organization: invite member autocomplete results
Organization: select team for invited member page
Issues: make new issue button green again